New Evidence Reveals Ancient Marine Reptile Mosasaurs Were Warm-Blooded Creatures The ancient aquatic reptile species known as mosasaurs were warm-blooded creatures, not cold-blooded, a new report revealed. These creatures went extinct 66 million years ago. by Alyssa Navarro
Science Manitoba Mosasaur To Be Included In 60th Anniversary Edition Of Guinness World Records Book by Ted Ranosa